What's Your Personality?: Facts, Trivia, and Quizzes

What's Your Personality?: Facts, Trivia, and Quizzes — page 3
Chapter 1 THAT S ANCIENT HISTORY HISTUKT People have been studying personality since ancient times Greek physician Hippocrates developed the first known personality theory in 370 CE It was called the Four Humors theory It associated personality traits to people's bodily fluids thoughtful